Analysis
- max time kernel
179s - max time network
131s - platform
android_x86 - resource
android-x86-arm-20240611.1-en - resource tags
- submitted
13/06/2024, 15:24
General
- Target a63dbdf5dfce0388b660f70dc5aeb161_JaffaCakes118.apk
- Size 26.3MB
- Sample240613-ss6ejsvajd
- SHA256 228b47232fdbd86a57675f74fb8fcd95a403e87ce1a49f7ead286136607d4ad0
Score
8/10
Malware Config
Signatures
- Checks if the Android device is rooted. 1 TTPs 4 IoCs
- Checks Android system properties for emulator presence. 1 TTPs 7 IoCs
- Checks Qemu related system properties. 1 TTPs 7 IoCs
Checks for Android system properties related to Qemu for Emulator detection.
- Loads dropped Dex/Jar 1 TTPs 5 IoCs
Runs executable file dropped to the device during analysis.
- Domain associated with commercial stalkerware software, includes indicators from echap.eu.org 3 IoCs
- Queries information about active data network 1 TTPs 1 IoCs
- Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs
Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.
- Queries the mobile country code (MCC) 1 TTPs 1 IoCs
- Reads information about phone network operator. 1 TTPs
- Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
- Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
- Checks CPU information 2 TTPs 1 IoCs
- Checks memory information 2 TTPs 1 IoCs
Processes
-
com.bujiadian.evoa1⤵
- Checks if the Android device is rooted.
- Checks Android system properties for emulator presence.
- Checks Qemu related system properties.
- Loads dropped Dex/Jar
- Queries information about active data network
- Queries information about the current Wi-Fi connection
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
-
chmod 755 /data/data/com.bujiadian.evoa/.jiagu/libjiagu.so2⤵
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-
/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/data/com.bujiadian.evoa/.jiagu/tmp.dex --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/data/com.bujiadian.evoa/.jiagu/oat/x86/tmp.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
-
-
sh -c ps2⤵
-
-
ps2⤵
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ps daemonsu2⤵
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ps | grep su2⤵
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Network
MITRE ATT&CK Mobile v15
Replay Monitor
Loading Replay Monitor...
Downloads
classes.dex
classes.dex
classes.dex!classes2.dex
libjiagu.so
tmp.dex
statistics
statistics-journal
statistics-shm
statistics-wal
wenlu.db
wenlu.db-journal
wenlu.db-wal
wordbook.db
wordbook.db-journal
wordbook.db-wal
.jg.ac
.jg.ac
.jg.di
.jg.di
.jg.ic
.jg.ri
.jiagu.lock
um_cache_1718292352940.env
umeng_it.cache
.deviceId
.iddata